131017130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{17923}}^1$

素因数の和:17990

約数の個数: 32

約数和(自身を含む): 255524544

約数和(自身を除く): 124507414

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 17923, 35846, 89615, 179230, 304691, 609382, 770689, 1523455, 1541378, 3046910, 3853445, 7706890, 13101713, 26203426, 65508565, 131017130]

約数ペア:

[(1, 131017130), (2, 65508565), (5, 26203426), (10, 13101713), (17, 7706890), (34, 3853445), (43, 3046910), (85, 1541378), (86, 1523455), (170, 770689), (215, 609382), (430, 304691), (731, 179230), (1462, 89615), (3655, 35846), (7310, 17923)]